1.Patient Reported and Structural Outcomes of Knee Joint Distraction versus High Tibial Osteotomy and Total Knee Arthroplasty: A Meta-Analysis
Tan D ; Angeles BS ; Braganza CL
Malaysian Orthopaedic Journal 2025;19(No. 3):72-82
Introduction: Knee osteoarthritis (OA) is a degenerative
joint condition with significant global prevalence, often
resulting from inflammatory joint processes, trauma,
occupational stress, and obesity. While total knee
arthroplasty (TKA) effectively alleviates pain and restores
function, its limited lifespan and increased revision risk in
younger patients necessitate alternative joint-preserving
strategies. Emerging evidence highlights the potential of
approaches such as Knee Joint Distraction (KJD), High
Tibial Osteotomy (HTO), platelet-rich plasma therapy, and
radiofrequency ablation in managing knee OA. These noninvasive and joint-preserving interventions have
demonstrated efficacy in reducing OA-related pain and
improving patient outcomes.
Materials and methods: This study evaluated four
comparative studies focusing on KJD vs HTO and TKA in
the treatment of severe knee OA. Patient-reported outcomes
were assessed using validated tools, including the Western
Ontario and McMaster Universities Osteoarthritis Index
(WOMAC), Knee injury and Osteoarthritis Outcome Score
(KOOS), Intermittent and Constant Osteoarthritis Pain
(ICOAP) score, Visual Analog Scale (VAS) for pain,
EuroQol-5 Dimensions (EQ-5D), and Short Form-36 (SF36). Structural outcomes were quantified via Joint Space
Width (JSW), an indicator of cartilage preservation. Data
were analysed using Review Manager (RevMan) version 5,
with Cochrane’s Q test applied to evaluate heterogeneity.
Results were summarised using Forest plots, and statistical
significance was set at p < 0.05.
Results: Statistical analysis revealed significant differences
between KJD vs. HTO and TKA across all measured
outcomes. HTO and TKA demonstrated superior
improvements in WOMAC, KOOS, ICOAP, VAS, EQ-5D,
SF-36, and JSW. Despite these statistically significant
differences, the mean values were comparable, suggesting
KJD’s non-inferiority as a joint-preserving alternative. The
efficacy of non-invasive modalities in alleviating knee OA
symptoms further strengthens the argument for exploring
less invasive, cost-effective options for managing this
condition.
Conclusion: Knee Joint Distraction emerges as a promising
joint-preserving intervention, offering comparable pain relief
and functional improvement to HTO and TKA in the
management of severe knee OA. While HTO and TKA
showed marginally superior outcomes, KJD remains a viable
alternative for younger patients or those seeking to delay
TKA. Incorporating adjunctive treatments such as plateletrich plasma therapy or radiofrequency ablation may further
enhance outcomes, paving the way for multimodal and
individualised approaches to knee OA management.
2.Explaining Osteomyelitis and Prosthetic Joint Infections (PJI) in terms of Biofilm – A Review
Malaysian Orthopaedic Journal 2021;15(No.2):1-8
Osteomyelitis is a chronic infection of bones. Eradication of
bone infection is usually with antibiotics and debridement,
but it is slow and the infection can recur even after many
years. It is now established that osteomyelitis is due to
biofilm and a better understanding of the process is required.
We review the development of biofilm and apply it to
osteomyelitis management. The planktonic microbes'
response to adverse conditions is the formation of biofilm.
Bacterial infections in planktonic forms cause infections that
can be controlled with antibiotics and immunisation,
however the same microbe when its phenotype becomes
biofilm is more resilient. The understanding of how
planktonic bacteria convert to biofilm is one of the aims set
out for this article.
3.Specific Serum Immunoglobulin G (IgG) Levels Against Antigens Implicated in Hypersensitivity Pneumonitis in Asymptomatic Individuals.
Yi Hern TAN ; Cecilia Cl NGAN ; Shan Wei HUANG ; Chian Min LOO ; Su Ying LOW
Annals of the Academy of Medicine, Singapore 2019;48(1):36-38
Adult
;
Alternaria
;
immunology
;
Alveolitis, Extrinsic Allergic
;
immunology
;
Animals
;
Antibodies
;
immunology
;
Antibodies, Bacterial
;
immunology
;
Antibodies, Fungal
;
immunology
;
Antigens
;
immunology
;
Antigens, Bacterial
;
immunology
;
Antigens, Fungal
;
immunology
;
Aspergillus fumigatus
;
immunology
;
Asymptomatic Diseases
;
Candida albicans
;
immunology
;
Cladosporium
;
immunology
;
Columbidae
;
immunology
;
Female
;
Healthy Volunteers
;
Humans
;
Immunoglobulin G
;
immunology
;
Male
;
Melopsittacus
;
immunology
;
Middle Aged
;
Mucor
;
immunology
;
Nocardia
;
immunology
;
Parrots
;
immunology
;
Penicillium chrysogenum
;
immunology
;
Stachybotrys
;
immunology
;
Thermoactinomyces
;
immunology
4.Triaging Primary Care Patients Referred for Chest Pain to Specialist Cardiology Centres: Efficacy of an Optimised Protocol.
Francine Cl TAN ; Jonathan YAP ; John C ALLEN ; Olivia TAN ; Swee Yaw TAN ; David B MATCHAR ; Terrance Sj CHUA
Annals of the Academy of Medicine, Singapore 2018;47(2):56-62
INTRODUCTION:
Patients referred for chest pain from primary care have increased, along with demand for outpatient cardiology consultations. We evaluated 'Triage Protocol' that implements standardised diagnostic testing prior to patients' first cardiology consultation.
MATERIALS AND METHODS:
Under the 'Triage Protocol', patients referred for chest pain were pretriaged using a standardised algorithm and subsequently referred for relevant functional diagnostic cardiology tests before their initial cardiology consultation. At the initial cardiology consultation scheduled by the primary care provider, test results were reviewed. A total of 522 triage patients (mean age 55 ± 13, male 53%) were frequency-matched by age, gender and risk cohort to 289 control patients (mean age: 56 ± 11, male: 52%). Pretest risk of coronary artery disease was defined according to a Modified Duke Clinical Score (MDCS) as low (<10), intermediate (10-20) and high (>20). The primary outcome was time from referral to diagnosis (days). Secondary outcomes were total visits, discharge rate at first consultation, patient cost and adverse cardiac outcomes.
RESULTS:
The 'Triage Protocol' resulted in shorter times from referral to diagnosis (46 vs 131 days; <0.0001) and fewer total visits (2.4 vs 3.0; <0.0001). However, triage patients in low-risk groups experienced higher costs due to increased testing (S$421 vs S$357, = 0.003). Adverse cardiac event rates under the 'Triage Protocol' indicated no compromise to patient safety (triage vs control: 0.57% vs 0.35%; = 1.000).
CONCLUSION
By implementing diagnostic cardiac testing prior to patients' first specialist consultation, the 'Triage Protocol' expedited diagnosis and reduced subsequent visits across all risk groups in ambulatory chest pain patients.
Algorithms
;
Cardiology Service, Hospital
;
Chest Pain
;
therapy
;
Clinical Protocols
;
Female
;
Humans
;
Male
;
Middle Aged
;
Primary Health Care
;
Treatment Outcome
;
Triage
;
methods
5.Implementation of a Proactive Nutrition Protocol Improves Enteral Nutrition in Mechanically Ventilated Patients Admitted to the Neuro-Intensive Care Unit.
Beatrice Cl LIM ; Chin Ted CHONG ; Sean LIM
Annals of the Academy of Medicine, Singapore 2016;45(9):416-420
Brain Injuries, Traumatic
;
therapy
;
Clinical Protocols
;
Enteral Nutrition
;
methods
;
statistics & numerical data
;
Female
;
Humans
;
Intensive Care Units
;
standards
;
Male
;
Middle Aged
;
Nutrition Policy
;
Nutrition Therapy
;
methods
;
standards
;
Respiration, Artificial
;
Retrospective Studies
;
Treatment Outcome
6.Adherence To Acne Medication And Its Relation To Acne Severity And Quality Of Life
Tan CL ; Yang SS ; Toh MPH ; Aw DC
Malaysian Journal of Dermatology 2015;34(-):11-16
Background: Acne vulgaris is a chronic condition which commonly affects adolescents and exerts a
psychological burden on its sufferers. Non-adherence to acne treatment is believed to be a major factor
contributing to treatment failure. In this study, we characterize the profile of a non-adherent Asian
acne patient, and evaluate the relationship between treatment adherence and acne severity and quality
of life.
Methods: A total of 53 acne patients were recruited from the Dermatology outpatient clinic of National
University Hospital, Singapore, and followed up over a 3 month period in this prospective observational
study. The Elaboration d’un outil d’evaluation de l’observance (ECOB) adherence assessment tool
was used to assess adherence to acne treatment, and acne severity was evaluated using the US Food
and Drug Administration Center 5-point Acne Severity Score (ASS).
Results: Of the 53 study participants, 29 (54.7%) were non-adherent to acne treatment. There was
no significant difference in gender, educational level or acne severity at time of presentation between
adherent and non-adherent patients. Adherent patients had a significantly larger improvement in acne
severity scores compared to non-adherent patients (change in ASS: -1.33 ± 0.64 vs -0.76 ± 0.83, p =
0.008), but this did not translate to a significant improvement in quality of life.
Conclusion: Adherence to acne treatment was not associated with demographic characteristics or
acne severity. Factors contributing to adherence to acne treatment are complex and multi-faceted, and
individualized motivation and education of each patient may be the method of choice in encouraging
treatment adherence.
7.Factors affecting adherence to antiepileptic drugs therapy in Malaysia
XC Tan ; M Makmor-Bakry ; CL Lau ; FW Tajarudin ; AA Raymond
Neurology Asia 2015;20(3):235-241
Poor adherence to antiepileptic drug (AED) therapy can lead to various undesirable complications.
Identifying the contributing factors of poor adherence is beneficial in assisting health care professionals
to provide optimal interventions to control the seizures. This study aimed to identify the prevalence
and factors affecting the adherence level to AED therapy in a multiracial population with epilepsy.
This cross-sectional study was conducted at the neurology clinic of a tertiary care setting. Researcherassisted
questionnaire was utilised. Adherence level was assessed using validated Modified Morisky
Adherence Scale-8. A total of 145 patients with epilepsy were included in this study. The prevalence
of poor adherence to AED therapy was 64.1%. Poor adherence level was significantly associated
with younger age (χ2
= 7.609, p = 0.022), medication adverse effects (χ2
= 5.075, p = 0.020), shorter
duration of epilepsy (r = 0.180, p = 0.030) and uncertainty about the necessity for AEDs (χ2
= 11.803,
p = 0.001).
Conclusion, prevalence of poor adherence to antiepileptic drugs was high and factors associated with
poor adherence to AEDs were identified for a multiracial population with epilepsy.
Anticonvulsants
;
Epilepsy


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